Răspuns:
In my opinion,that the students use their phones in school it isn't good,because many students are playing on their phones during the lessons,and then they can't focus on lesson.
In my opinion,that the drivers use satnav to find their way is very useful.In my view,it is useful because they can find in an easy way and in very short time their ways.
In my opinion,that having a lot of 'friends' on social media isn't very good.The problem is that:there are many people who can hack your account,and,i think it is more important to have 'friends'in the real life instead of friends on social media
Explicație:
